Yes, If you just want to view a pdf in JMP. Yes, JMP has the capability to upload the file and view it. If you have a pdf file with data that you need to extract, than you might want to use the Internet Option by clicking on File > Internet option and select it either as a web page or text.
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That brings you to this pop-up window which ask you for the URL. Copy and paste it there and select the Open As: Webage, Data and Text.
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As for Excel, JMP reads all Excel files saved as EXCEL, Text, CSV, etc. Do you know that you can also upload directly JMP by using the JMP-Excel Add-in?
Jenkins Macedo